kpw 125 Manuale-dofficina : Pagina 44

          4. FUEL SYSTEM                                                               K-PIPE 125

 TROUBLESHOOTING
 Engine cranks but won't start                 Backfiring at deceleration
 · No fuel in tank                             · Float level too low
 · No fuel to carburetor                       · Incorrectly adjusted carburetor
 · Cylinder flooded with fuel                  · Faulty exhaust muffler
 · No spark at plug                            · Clogged carburetor fuel jets
 · Faulty fuel pump                            · Float level too low
 · Clogged air cleaner                         · Intake air leak
                                               · Faulty charcoal canister
 Engine lacks power                            · Restricted fuel line
 · Clogged air cleaner
 · Faulty carburetor                           Rich mixture
 · Faulty ignition system                      · Float level too low

 Lean mixture                                  · Clogged air jets
 · Intake air leak                             · Clogged air cleaner
 · Improper throttle operation

 Engine idles roughly, stalls or runs poorly
 · Faulty charcoal canister
 · Ignition malfunction
 · Faulty carburetor
 · Poor quality fuel
 · Lean or rich mixture
 · Clogged air cleaner
 · Incorrect idle speed
 · Worn throttle needle

 Misfiring during acceleration
 · Faulty ignition system
 · Faulty carburetor
 · Faulty accelerating pump
 · Faulty charcoal canister




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